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5-[(3R,5S)-1-benzyl-3-hydroxy-2-oxo-5-pyrrolidinyl]-1,2:3,4-di-O-isopropylidene-α-D-galacto-pentopyranose is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

649571-93-7

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649571-93-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 649571-93-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,9,5,7 and 1 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 649571-93:
(8*6)+(7*4)+(6*9)+(5*5)+(4*7)+(3*1)+(2*9)+(1*3)=207
207 % 10 = 7
So 649571-93-7 is a valid CAS Registry Number.

649571-93-7Downstream Products

649571-93-7Relevant articles and documents

1,3-Dipolar cycloaddition between N-benzyl-C-glycosyl nitrones and methyl acrylate en route to glycosyl pyrrolidines

Merino, Pedro,Franco, Santiago,Merchan, Francisco L.,Romero, Pilar,Tejero, Tomas,Uriel, Santiago

, p. 3731 - 3743 (2003)

1,3-Dipolar cycloaddition reactions between three N-benzyl-C-glycosyl nitrones and methyl acrylate afforded key intermediates for the synthesis of glycosyl pyrrolidines. The best result was obtained with a D-galactose derived nitrone which afforded only one isomer in quantitative yield. Absolute configurations were assigned by applying the Kakisawa's rule and X-ray diffraction methods.

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